SOLUTION: hello, I really need some help with this problem: -5y^4(y^5)^2 ___________ _ 15y^7(y^2)^3 Thanks so much in advance

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: hello, I really need some help with this problem: -5y^4(y^5)^2 ___________ _ 15y^7(y^2)^3 Thanks so much in advance      Log On


   

Question 170938: hello, I really need some help with this problem:
-5y^4(y^5)^2
_____________
15y^7(y^2)^3
Thanks so much in advance
Found 2 solutions by stanbon, checkley77:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
[-5y^4(y^5)^2] / [15y^7(y^2)^3]
= [-5y^4*y^10] / [15y^7*y^6]
= (-1/3) [y^14/y^13]
= (-1/3)[y]
===============
Cheers,
Stan H.

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
-5y^4(y^5)^2
_____________
15y^7(y^2)^3
-5y^4*y^10/15y^7*y^6
-5y^14/15y^13
-y^(14-13)/3
-(y^1)/3
-y/3 ans.